164156545013136 has 160 divisors (see below), whose sum is σ = 469764246497280. Its totient is φ = 49079382630912.

The previous prime is 164156545013119. The next prime is 164156545013137. The reversal of 164156545013136 is 631310545651461.

It is not an unprimeable number, because it can be changed into a prime (164156545013137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16057450 + ... + 24210633.

It is an arithmetic number, because the mean of its divisors is an integer number (2936026540608).

Almost surely, 2^{164156545013136} is an apocalyptic number.

164156545013136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164156545013136 is an abundant number, since it is smaller than the sum of its proper divisors (305607701484144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164156545013136 is a wasteful number, since it uses less digits than its factorization.

164156545013136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40268293 (or 40268287 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 164156545013136 in words is "one hundred sixty-four trillion, one hundred fifty-six billion, five hundred forty-five million, thirteen thousand, one hundred thirty-six".